======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '328'
                                          'artist'  'Yoko Kanno'
                                     'text_people'  ''
                                         'release'  'Macross Plus - Fans Only'
                                           'title'  'My Hidden Sorrow'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '143.112'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Macross Plus - Fans Only'
'TBPM' (BPM (beats per minute))                     '143.112'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TIT2' (Title/songname/content description)         'My Hidden Sorrow'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Yoko Kanno'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.472021'

========================== row from database ==========================
                                              'id'  260241
                                            'path'  /data/Music/Bulk/0soundtrack/Yoko Kanno/cifsabb2.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  328
                                           'genre'  soundtrack-video
                                        'filesize'  5255394
                                           'mtime'  1644062766
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack cifsabb2 soundtrack video
                                      'tag_artist'  Yoko Kanno
                                     'tag_release'  Macross Plus - Fans Only
                                       'tag_title'  My Hidden Sorrow
                                             'bpm'  143.112
                                    'search_title'  'hidden':2 'my':1 'sorrow':3
                                   'search_artist'  'kanno':2 'yoko':1
                                  'search_release'  'fans':3 'macross':1 'only':4 'plus':2
                                     'search_rest'  '0soundtrack':1 'cifsabb2':2 'soundtrack':3 'video':4
                                    'search_combo'  '0soundtrack':10 'cifsabb2':11 'fans':8C 'hidden':2A 'kanno':5B 'macross':6C 'my':1A 'only':9C 'plus':7C 'sorrow':3A 'soundtrack':12 'video':13 'yoko':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'japanese', 'anime', 'jazz', 'instrumental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644062765.6381488  (2022-02-05 13:06:05)
                             'size'  5255394